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Severance and Other Charges (Tables) | 3 Months Ended
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Mar. 31, 2016
Restructuring and Related Activities [Abstract] |
Restructuring and Related Costs | Below is a reconciliation of the beginning and ending liability balance (in thousands):
| International Services |  | U.S. Services |  | Tubular Sales |  | Total
Beginning balance, December 31, 2015 | $ | 78 |  |  | $ | 22,166 |  |  | $ | — |  |  | $ | 22,244 |
Additions for costs expensed | 581 |  |  | 25 |  |  | — |  |  | 606 |
Other adjustments | — |  |  | (328 | ) |  | 341 |  |  | 13 |
Severance and other payments | (659 | ) |  | (2,064 | ) |  | (341 | ) |  | (3,064 | )
Ending balance, March 31, 2016 | $ | — |  |  | $ | 19,799 |  |  | $ | — |  |  | $ | 19,799 |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 + Details
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